1 Human development is the scientific study of processes of change and stability.  The scientific study of human development began with studies of childhood during the nineteenth century.
verb (used with object), cultivated, cultivating. 1. to prepare and work on (land) in order to raise crops; till. 2. to use a cultivator on. 3. to promote or improve the growth of (a plant, crop, etc.) by labor and attention.
Culturing A culture is typically the next step when a urine sediment test shows the presence of organisms. The culture is used to find further evidence of and identify organisms like bacteria, fungi or parasites (bacteria is by far the most common finding) that may be causing a urinary tract infection.